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cfg80211: Add airtime statistics and settings

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This adds TX airtime statistics to the cfg80211 station dump (to go along
with the RX info already present), and adds a new parameter to set the
airtime weight of each station. The latter allows userspace to implement
policies for different stations by varying their weights.

Signed-off-by: Toke Høiland-Jørgensen <toke@toke.dk>
[rmanohar@codeaurora.org: fixed checkpatch warnings]
Signed-off-by: Rajkumar Manoharan <rmanohar@codeaurora.org>
[move airtime weight != 0 check into policy]
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
This commit is contained in:
Toke Høiland-Jørgensen
2018-12-18 17:02:07 -08:00
committed by Johannes Berg
parent 1866760096
commit 36647055b3
3 changed files with 49 additions and 1 deletions
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11
include/net/cfg80211.h
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@@ -1003,6 +1003,7 @@ enum station_parameters_apply_mask {
* @support_p2p_ps: information if station supports P2P PS mechanism
* @he_capa: HE capabilities of station
* @he_capa_len: the length of the HE capabilities
* @airtime_weight: airtime scheduler weight for this station
*/
struct station_parameters {
const u8 *supported_rates;
@@ -1032,6 +1033,7 @@ struct station_parameters {
int support_p2p_ps;
const struct ieee80211_he_cap_elem *he_capa;
u8 he_capa_len;
u16 airtime_weight;
};
/**
@@ -1300,6 +1302,8 @@ struct cfg80211_tid_stats {
* from this peer
* @connected_to_gate: true if mesh STA has a path to mesh gate
* @rx_duration: aggregate PPDU duration(usecs) for all the frames from a peer
* @tx_duration: aggregate PPDU duration(usecs) for all the frames to a peer
* @airtime_weight: current airtime scheduling weight
* @pertid: per-TID statistics, see &struct cfg80211_tid_stats, using the last
* (IEEE80211_NUM_TIDS) index for MSDUs not encapsulated in QoS-MPDUs.
* Note that this doesn't use the @filled bit, but is used if non-NULL.
@@ -1350,8 +1354,9 @@ struct station_info {
u32 expected_throughput;
u64 rx_beacon;
u64 tx_duration;
u64 rx_duration;
u64 rx_beacon;
u8 rx_beacon_signal_avg;
u8 connected_to_gate;
@@ -1359,6 +1364,8 @@ struct station_info {
s8 ack_signal;
s8 avg_ack_signal;
u16 airtime_weight;
u32 rx_mpdu_count;
u32 fcs_err_count;
};
@@ -2391,6 +2398,8 @@ enum wiphy_params_flags {
WIPHY_PARAM_TXQ_QUANTUM = 1 << 8,
};
#define IEEE80211_DEFAULT_AIRTIME_WEIGHT 256
/**
* struct cfg80211_pmksa - PMK Security Association
*